Home / 13,105,722.70-19,667,441.40-4,586,132.98

Finding the Fourth Proportional to 13,105,722.70, 19,667,441.40 and 4,586,132.98

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Solution

The fourth proportional to 13,105,722.70, 19,667,441.40 and 4,586,132.98 is: 6,882,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,722.70 : 19,667,441.40 = 4,586,132.98 : x
  2. Step 2: Convert to fraction form
    13,105,722.70/19,667,441.40 = 4,586,132.98/x
  3. Step 3: Cross multiply
    13,105,722.70x = 19,667,441.40 × 4,586,132.98
  4. Step 4: Simplify right side
    13,105,722.70x = 90,197,501,636,757.38
  5. Step 5: Solve for x
    x = 90,197,501,636,757.38/13,105,722.70
  6. Step 6: Final answer
    x = 6,882,298.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.